A Quick and Simple Dictionary

root

1. Noun.  The part of a plant, generally underground, that absorbs water and nutrients. File:Tomaat wortels.jpg|thumb|Some '''roots''' (2).
2. Noun.  The part of a tooth extending into the bone holding the tooth in place.
3. Noun.  The part of a hair under the skin that holds the hair in place.
4. Noun.  The part of a hair near the skin that has not been dyed, permed, or otherwise treated.
5. Noun.  The primary source.
6. Noun.  (arithmetic) Of a number or expression, a number which, when raised to a specified power, yields the specified number or expression.
7. Noun.  (arithmetic) A square root (understood if no power is specified; in which case, “the root of” is often abbreviated to “root”).
8. Noun.  (analysis) A zero (of a function).
9. Noun.  (context, graph theory) The single node of a tree that has no parent.
10. Noun.  (linguistic morphology) The primary lexical unit of a word, which carries the most significant aspects of semantic content and cannot be reduced into smaller constituents. Inflectional stems often derive from roots.
11. Noun.  (context, philology) A word from which another word or words are derived.
12. Noun.  (computing) In UNIX terminology, the first user account with complete access to the operating system and its configuration, found at the root of the directory structure.
13. Noun.  (computing) The person who manages accounts on a UNIX system.
14. Noun.  (computing) The highest directory of a directory structure which may contain both files and subdirectories. In PC-based systems the number of entries in a root directory may be limited whereas the number entries in subdirectories is unlimited. (rfex) .
15. Noun.  (Australia, New Zealand) An act of sexual intercourse.
16. Verb.  (computing, slang) To break into a computer system and obtain root access.
17. Verb.  To rummage, to search as if by digging in soil, to root out.
18. Verb.  (US) To cheer to show support for a sports team, etc.
19. Verb.  (Australia, New Zealand) To have sexual intercourse.
20. Noun.  (Australia, New Zealand coarse slang) An act of sexual intercourse.
21. Noun.  (Australia, New Zealand coarse slang) A sexual partner.